Keyboard



FIG. 1 is a perspective view of a keyboard showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is an enlarged view of the portion, labeled ‘7’ of the keyboard in FIG. 2.

The bottom of the keyboard is flat and unornamented.

The even dash broken line in the drawings represent portions of the keyboard that form no part of the claimed design. The uneven dash lines in FIGS. 2 and 7 are for annotative purposes only and form no part thereof. 

CLAIM The ornamental design for a keyboard, as shown and described. 